Chen's fortune comes mainly from Zijin Mining, one of the country's largest nongovernment mining companies. Overseas investments include gold project in Tajikistan and copper and molybdenum mine in Peru. Already traded in Hong Kong, shares began trading in Shanghai in 2008. Also a major shareholder in Fujian New Hua Du Supercenter. In April Chen hired Tang Jun, former head of Shanda Interactive, as his holding company's chief executive. Plans to increase overseas investments in minerals and eventually hopes to list 4 of the holding company's other businesses.